Check the stderr_<date>.log file found under [JazzTeamServer Install Directory]\server\tomcat\logs\ and see if the following error is logged:

java.lang.ClassNotFoundException: org.apache.catalina.startup.Catalina at java.net.URLClassLoader.findClass(URLClassLoader.java:497) at java.lang.ClassLoader.loadClass(ClassLoader.java:639) at java.lang.ClassLoader.loadClass(ClassLoader.java:605) at org.apache.catalina.startup.Bootstrap.init(Bootstrap.java:222) at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:410)

Check the Java Options shown for tomcat5w.exe:

Go to [JazzTeamServer Install Dir]\server\tomcat\bin\

Double-click tomcat5w.exe

Click the Java tab

In the Java Options section, ensure that you have the following options listed in addition to the options found from the setup guide on how to run Apache Tomcat as a Windows service: